THINKING MATHEMATICALLY
7th Edition
ISBN: 9780135961841
Author: Blitzer
Publisher: PEARSON
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Textbook Question
Chapter 3.3, Problem 37E
In Exercises 25-42, construct a truth table for the given statement.
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Chapter 3 Solutions
THINKING MATHEMATICALLY
Ch. 3.1 - CHECK POINT 1 Form the negation of each statement:...Ch. 3.1 - CHECK POINT 2 Let p and q represent the following...Ch. 3.1 - CHECK POINT 3 Let q represent the following...Ch. 3.1 - CHECK POINT 4 The board of supervisors told us,...Ch. 3.1 - Fill in each blank so that the resulting statement...Ch. 3.1 - Fill in each blank so that the resulting statement...Ch. 3.1 - Fill in each blank so that the resulting statement...Ch. 3.1 - Fill in each blank so that the resulting...Ch. 3.1 - Fill in each blank so that the resulting statement...Ch. 3.1 - Fill in each blank so that the resulting statement...
Ch. 3.1 - Fill each blank so that the resulting statement is...Ch. 3.1 - Fill in each blank so that the resulting statement...Ch. 3.1 - Fill in each blank so that the resulting statement...Ch. 3.1 - Fill in each blank so that the resulting statement...Ch. 3.1 - In Exercises 1-14, determine whether or not each...Ch. 3.1 - In Exercises 1-14, determine whether or not each...Ch. 3.1 - In Exercises 1-14, determine whether or not each...Ch. 3.1 - In Exercises 1-14, determine whether or not each...Ch. 3.1 - In Exercises 1-14, determine whether or not each...Ch. 3.1 - In Exercises 1-14, determine whether or not each...Ch. 3.1 - In Exercises 1-14, determine whether or not each...Ch. 3.1 - In Exercises 1-14, determine whether or not each...Ch. 3.1 - In Exercises 1-14, determine whether or not each...Ch. 3.1 - In Exercises 1-14, determine whether or not each...Ch. 3.1 - In Exercises 1-14, determine whether or not each...Ch. 3.1 - In Exercises 1-14, determine whether or not each...Ch. 3.1 - In Exercises 1-14, determine whether or not each...Ch. 3.1 - In Exercises 1-14, determine whether or not each...Ch. 3.1 - In Exercises 15-20, form the negation of each...Ch. 3.1 - In Exercises 15-20, form the negation of each...Ch. 3.1 - In Exercises 15-20, form the negation of each...Ch. 3.1 - In Exercises 15-20, form the negation of each...Ch. 3.1 - In Exercises 15-20, form the negation of each...Ch. 3.1 - In Exercises 15-20, form the negation of each...Ch. 3.1 - Prob. 21ECh. 3.1 - Prob. 22ECh. 3.1 - In Exercises 21-24, let p, q, r, and s represent...Ch. 3.1 - In Exercises 21-24, let p, q, r, and s represent...Ch. 3.1 - In Exercises 25-28, use the representations shown...Ch. 3.1 - In Exercises 25-28, use the representations shown...Ch. 3.1 - In Exercises 25-28, use the representations shown...Ch. 3.1 - In Exercises 25-28, use the representations shown...Ch. 3.1 - In Exercises 29-42,
a. Express the quantified...Ch. 3.1 - In Exercises 29-42, a. Express the quantified...Ch. 3.1 - In Exercises 29-42,
a. Express the quantified...Ch. 3.1 - In Exercises 29-42, a. Express the quantified...Ch. 3.1 - In Exercises 29-42, a. Express the quantified...Ch. 3.1 - In Exercises 29-42,
a. Express the quantified...Ch. 3.1 - In Exercises 29-42, a. Express the quantified...Ch. 3.1 - In Exercises 29-42, a. Express the quantified...Ch. 3.1 - In Exercises 29-42, a. Express the quantified...Ch. 3.1 - Prob. 38ECh. 3.1 - In Exercises 29-42, a. Express the quantified...Ch. 3.1 - Prob. 40ECh. 3.1 - In Exercises 29-42, a. Express the quantified...Ch. 3.1 - Prob. 42ECh. 3.1 - In Exercises 43-46, use the representations shown...Ch. 3.1 - In Exercises 43-46, use the representations shown...Ch. 3.1 - In Exercises 43-46, use the representations shown...Ch. 3.1 - In Exercises 43-46, use the representations shown...Ch. 3.1 - Exercises 47-50 contain diagrams that show...Ch. 3.1 - Exercises 47-50 contain diagrams that show...Ch. 3.1 - Exercises 47-50 contain diagrams that show...Ch. 3.1 - Exercises 47-50 contain diagrams that show...Ch. 3.1 - In Exercises 51-56,
a. Express each statement in...Ch. 3.1 - In Exercises 51-56, a. Express each statement in...Ch. 3.1 - Prob. 53ECh. 3.1 - In Exercises 51-56,
a. Express each statement in...Ch. 3.1 - In Exercises 51-56, a. Express each statement in...Ch. 3.1 - In Exercises 51-56, a. Express each statement in...Ch. 3.1 - In Exercises 57 and 58, choose the correct...Ch. 3.1 - In Exercises 57 and 58, choose the correct...Ch. 3.1 - In Exercises 59-66, use the graph at the bottom of...Ch. 3.1 - In Exercises 59-66, use the graph at the bottom of...Ch. 3.1 - In Exercises 59-66, use the graph at the bottom of...Ch. 3.1 - In Exercises 59-66, use the graph at the bottom of...Ch. 3.1 - In Exercises 59-66, use the graph at the bottom of...Ch. 3.1 - In Exercises 59-66, use the graph at the bottom of...Ch. 3.1 - Prob. 65ECh. 3.1 - In Exercises 59-66, use the graph at the bottom of...Ch. 3.1 - Prob. 67ECh. 3.1 - Prob. 68ECh. 3.1 - Prob. 69ECh. 3.1 - Prob. 70ECh. 3.1 - Prob. 71ECh. 3.1 - Explain how to write the negation of a quantified...Ch. 3.1 - Prob. 73ECh. 3.1 - Make Sense? In Exercises 74-77, determine whether...Ch. 3.1 - Prob. 75ECh. 3.1 - Make Sense? In Exercises 74-77, determine whether...Ch. 3.1 - Make Sense? In Exercises 74-77, determine whether...Ch. 3.1 - Give an example of a sentence that is not a...Ch. 3.1 - Give an example in which the statement “Some A are...Ch. 3.1 - 80. The statement
She isn’t dating him because he...Ch. 3.2 - CHECK POINT 1 Use the representations in Example 1...Ch. 3.2 - CHECK POINT 2 Let p and q represent the following...Ch. 3.2 - CHECK POINT 3 Use the representations in Example 3...Ch. 3.2 - CHECK POINT 4 Let p and 7 represent the following...Ch. 3.2 - CHECK POINT 5 Let p and q represent the following...Ch. 3.2 - CHECK POINT 6 Let p and q represent the following...Ch. 3.2 - CHECK POINT 7 Let q, p, and r represent the...Ch. 3.2 - Write each compound statement below in symbolic...Ch. 3.2 - Fill in each blank so that the resulting statement...Ch. 3.2 - Fill in each blank so that the resulting statement...Ch. 3.2 - Fill in each blank so that the resulting statement...Ch. 3.2 - Fill in each blank so that the resulting statement...Ch. 3.2 - In Exercises 5-13, determine whether each...Ch. 3.2 - Fill in each blank so that the resulting statement...Ch. 3.2 - Fill in each blank so that the resulting statement...Ch. 3.2 - Fill in each blank so that the resulting statement...Ch. 3.2 - In Exercises 5-13, determine whether each...Ch. 3.2 - In Exercises 5-13, determine whether each...Ch. 3.2 - Fill in each blank so that the resulting statement...Ch. 3.2 - Fill in each blank so that the resulting statement...Ch. 3.2 - Fill in each blank so that the resulting statement...Ch. 3.2 - In Exercises 1-6, let p and q represent the...Ch. 3.2 - In Exercises 1-6, let p and q represent the...Ch. 3.2 - In Exercises 1-6, let p and q represent the...Ch. 3.2 - In Exercise 1-6, let p and q represent the...Ch. 3.2 - In Exercises 1-6, let p and q represent the...Ch. 3.2 - Prob. 6ECh. 3.2 - In Exercises 7-10, let p and q represent the...Ch. 3.2 - In Exercises 7-10, let p and q represents the...Ch. 3.2 - In Exercises 7-10, let p and q represent the...Ch. 3.2 - In Exercises 7-10, let p and q represent the...Ch. 3.2 - In Exercises 11-18, let p and q represent the...Ch. 3.2 - In Exercises 11-18, let p and q represent the...Ch. 3.2 - In Exercises 11-18, let p and q represent the...Ch. 3.2 - In Exercises 11-18, let p and q represent the...Ch. 3.2 - In Exercises 11-18, let p and q represent the...Ch. 3.2 - In Exercises 11-18, let p and q represent the...Ch. 3.2 - In Exercises 11-18, let p and q represent the...Ch. 3.2 - In Exercises 11-18, let p and q represent the...Ch. 3.2 - In Exercises 19-26, let p and q represent the...Ch. 3.2 - In Exercises 19-26, let p and q represent the...Ch. 3.2 - In Exercises 19-26, let p and q represent the...Ch. 3.2 - In Exercises 19-26, let p and q represent the...Ch. 3.2 - In Exercises 19-26, let p and q represent the...Ch. 3.2 - In Exercises 19-26, let p and q represent the...Ch. 3.2 - In Exercises 19-26, let p and q represent the...Ch. 3.2 - In Exercises 19-26, let p and q represent the...Ch. 3.2 - In Exercises 27-32, let p and q represent the...Ch. 3.2 - In Exercises 27-32, let p and q represent the...Ch. 3.2 - In Exercises 27-32, let p and q represent the...Ch. 3.2 - In Exercises 27-32, let p and q represent the...Ch. 3.2 - In Exercises 27-32, let p and q represent the...Ch. 3.2 - In Exercises 27-32, let p and q represent the...Ch. 3.2 - In Exercises 33-40, let p and q represent the...Ch. 3.2 - In Exercises 33-40, let p and q represent the...Ch. 3.2 - In Exercises 33-40, let p and q represent the...Ch. 3.2 - In Exercises 33-40, let p and q represent the...Ch. 3.2 - In Exercises 33-40, let p and q represent the...Ch. 3.2 - Prob. 38ECh. 3.2 - In Exercises 33-40, let p and q represent the...Ch. 3.2 - In Exercises 33-40, let p and q represent the...Ch. 3.2 - In Exercises 41-48, let q and r represent the...Ch. 3.2 - Prob. 42ECh. 3.2 - In Exercises 41-48, let q and r represent the...Ch. 3.2 - In Exercises 41-48, let q and r represent the...Ch. 3.2 - Prob. 45ECh. 3.2 - Prob. 46ECh. 3.2 - Prob. 47ECh. 3.2 - In Exercises 41-48, let q and r represent the...Ch. 3.2 - Prob. 49ECh. 3.2 - In Exercises 49-58, let p and q represent the...Ch. 3.2 - Prob. 51ECh. 3.2 - In Exercises 49-58, let p and q represent the...Ch. 3.2 - In Exercises 49-58, let p and q represent the...Ch. 3.2 - In Exercises 49-58, let p and q represent the...Ch. 3.2 - In Exercises 49-58, let p and q represent the...Ch. 3.2 - In Exercises 49-58, let p and q represent the...Ch. 3.2 - In Exercises 49-58, let p and q represent the...Ch. 3.2 - In Exercises 49-58, let p and q represent the...Ch. 3.2 - In Exercises 59-66, let p, q, and r represent the...Ch. 3.2 - In Exercises 59-66, let p, q, and r represent the...Ch. 3.2 - In Exercises 59-66, let p, q, and r represent the...Ch. 3.2 - Prob. 62ECh. 3.2 - Prob. 63ECh. 3.2 - In Exercises 59-66, let p, q, and r represent the...Ch. 3.2 - In Exercises 59-66, let p, q, and r represent the...Ch. 3.2 - In Exercises 59-66, let p, q, and r represent the...Ch. 3.2 - Prob. 67ECh. 3.2 - Prob. 68ECh. 3.2 - Prob. 69ECh. 3.2 - Prob. 70ECh. 3.2 - Prob. 71ECh. 3.2 - Prob. 72ECh. 3.2 - Prob. 73ECh. 3.2 - Prob. 74ECh. 3.2 - Prob. 75ECh. 3.2 - Prob. 76ECh. 3.2 - Prob. 77ECh. 3.2 - Prob. 78ECh. 3.2 - Prob. 79ECh. 3.2 - Prob. 80ECh. 3.2 - In Exercises 81-90, write each compound statement...Ch. 3.2 - In Exercises 81-90, write each compound statement...Ch. 3.2 - In Exercises 81-90, write each compound statement...Ch. 3.2 - In Exercises 81-90, write each compound statement...Ch. 3.2 - Prob. 85ECh. 3.2 - Prob. 86ECh. 3.2 - In Exercises 81-90, write each compound statement...Ch. 3.2 - Prob. 88ECh. 3.2 - In Exercises 81-90, write each compound statement...Ch. 3.2 - Prob. 90ECh. 3.2 - In Exercises 91-96, write each compound statement...Ch. 3.2 - In Exercises 91-96, write each compound statement...Ch. 3.2 - In Exercises 91-96, write each compound statement...Ch. 3.2 - In Exercises 91-96, write each compound statement...Ch. 3.2 - In Exercises 91-96, write each compound statement...Ch. 3.2 - In Exercises 91-96, write each compound statement...Ch. 3.2 - In Exercises 97-100, use grouping symbols to...Ch. 3.2 - In Exercises 97-100, use grouping symbols to...Ch. 3.2 - Prob. 99ECh. 3.2 - In Exercises 97-100, use grouping symbols to...Ch. 3.2 - Exercises 101-106 contain statements made by...Ch. 3.2 - Exercises 101-106 contain statements made by...Ch. 3.2 - Exercises 101-106 contain statements made by...Ch. 3.2 - Exercises 101-106 contain statements made by...Ch. 3.2 - Prob. 105ECh. 3.2 - Exercises 101-106 contain statements made by...Ch. 3.2 - Describe what is meant by a compound statement.Ch. 3.2 - Prob. 108ECh. 3.2 - Prob. 109ECh. 3.2 - Prob. 110ECh. 3.2 - Prob. 111ECh. 3.2 - Prob. 112ECh. 3.2 - Prob. 113ECh. 3.2 - Suppose that a friend tells you, “This summer I...Ch. 3.2 - Prob. 115ECh. 3.2 - Prob. 116ECh. 3.2 - Prob. 117ECh. 3.2 - Prob. 118ECh. 3.2 - 119. Use letters to represent each simple...Ch. 3.2 - Prob. 120ECh. 3.2 - Prob. 121ECh. 3.3 - CHECK POINT I Let p and q represent the following...Ch. 3.3 - CHECK POINT 2 Construct a truth table for ∼ ( p ∨...Ch. 3.3 - CHECK POINT 3 Construct a truth table for ∼ p ∧ ∼...Ch. 3.3 - Prob. 4CPCh. 3.3 - Prob. 5CPCh. 3.3 - Prob. 6CPCh. 3.3 - CHECK POINT 7 Use the information in the bar graph...Ch. 3.3 - ∼ p has the ____ truth value from p.Ch. 3.3 - 2. A conjunction, p q, is true only when ____.
Ch. 3.3 - A disjunction, p ∨ q, is false only when ____.Ch. 3.3 - In Exercises 4-8, determine whether each statement...Ch. 3.3 - In Exercises 4-8, determine whether each statement...Ch. 3.3 - In Exercises 4-8, determine whether each statement...Ch. 3.3 - In Exercises 4-8, determine whether each statement...Ch. 3.3 - In Exercises 4-8, determine whether each statement...Ch. 3.3 - In Exercises 1-16, let p and q represent the...Ch. 3.3 - In Exercises 1-16, let p and q represent the...Ch. 3.3 - In Exercises 1-16, let p and q represent the...Ch. 3.3 - In Exercises 1-16, let p and q represent the...Ch. 3.3 - In Exercises 1-16, let p and q represent the...Ch. 3.3 - In Exercises 1-16, let p and q represent the...Ch. 3.3 - In Exercises 1-16, let p and q represent the...Ch. 3.3 - In Exercises 1-16, let p and q represent the...Ch. 3.3 - In Exercises 1-16, let p and q represent the...Ch. 3.3 - In Exercises 1-16, let p and q represent the...Ch. 3.3 - In Exercises 1-16, let p and q represent the...Ch. 3.3 - In Exercises 1-16, let p and q represent the...Ch. 3.3 - In Exercises 1-16, let p and q represent the...Ch. 3.3 - In Exercises 1-16, let p and q represent the...Ch. 3.3 - In Exercises 1-16, let p and q represent the...Ch. 3.3 - In Exercises 1-16, let p and q represent the...Ch. 3.3 - In Exercises 17-24, complete the truth table for...Ch. 3.3 - In Exercises 17-24, complete the truth table for...Ch. 3.3 - In Exercises 17-24, complete the truth table for...Ch. 3.3 - In Exercises 17-24, complete the truth table for...Ch. 3.3 - In Exercises 17-24, complete the truth table for...Ch. 3.3 - In Exercises 17-24, complete the truth table for...Ch. 3.3 - In Exercises 17-24, complete the truth table for...Ch. 3.3 - p ∧ ∼ q p q ∼ q p ∧ ∼ q T T T F F T F FCh. 3.3 - In Exercises 25-42, construct a truth table for...Ch. 3.3 - In Exercises 25-42, construct a truth table for...Ch. 3.3 - In Exercises 25-42, construct a truth table for...Ch. 3.3 - In Exercises 25-42, construct a truth table for...Ch. 3.3 - In Exercises 25-42, construct a truth table for...Ch. 3.3 - Prob. 30ECh. 3.3 - Prob. 31ECh. 3.3 - In Exercises 25-42, construct a true table for the...Ch. 3.3 - Prob. 33ECh. 3.3 - In Exercises 25-42, construct a truth table for...Ch. 3.3 - Prob. 35ECh. 3.3 - In Exercises 25-42, construct a truth table for...Ch. 3.3 - In Exercises 25-42, construct a truth table for...Ch. 3.3 - In Exercises 25-42, construct a truth table for...Ch. 3.3 - In Exercises 25-42, construct a truth table for...Ch. 3.3 - In Exercises 25-42, construct a truth table for...Ch. 3.3 - Prob. 41ECh. 3.3 - Prob. 42ECh. 3.3 - Prob. 43ECh. 3.3 - Prob. 44ECh. 3.3 - Prob. 45ECh. 3.3 - In Exercises 43-52,
a. Write each statement in...Ch. 3.3 - In Exercises 43-52, a. Write each statement in...Ch. 3.3 - Prob. 48ECh. 3.3 - In Exercises 43-52,
a. Write each statement in...Ch. 3.3 - In Exercises 43-52,
a. Write each statement in...Ch. 3.3 - Prob. 51ECh. 3.3 - In Exercises 43-52,
a. Write each statement in...Ch. 3.3 - Prob. 53ECh. 3.3 - In Exercises 53-62, determine the truth value for...Ch. 3.3 - Prob. 55ECh. 3.3 - In Exercises 53-62, determine the truth value for...Ch. 3.3 - Prob. 57ECh. 3.3 - Prob. 58ECh. 3.3 - Prob. 59ECh. 3.3 - In Exercises 53-62, determine the truth value for...Ch. 3.3 - Prob. 61ECh. 3.3 - In Exercises 53-62, determine the truth value for...Ch. 3.3 - In Exercises 63-66, construct a truth table for...Ch. 3.3 - In Exercises 63-66, construct a truth table for...Ch. 3.3 - Prob. 65ECh. 3.3 - In Exercises 63-66, construct a truth table for...Ch. 3.3 - Prob. 67ECh. 3.3 - In Exercises 67-70, write each statement in...Ch. 3.3 - Prob. 69ECh. 3.3 - In Exercises 67-70, write each statement in...Ch. 3.3 - In Exercises 71-80, let p, q, and r represent the...Ch. 3.3 - In Exercises 71-80, let p, q, and r represent the...Ch. 3.3 - In Exercises 71-80, let p, q, and r represent the...Ch. 3.3 - Prob. 74ECh. 3.3 - Prob. 75ECh. 3.3 - Prob. 76ECh. 3.3 - Prob. 77ECh. 3.3 - Prob. 78ECh. 3.3 - Prob. 79ECh. 3.3 - Prob. 80ECh. 3.3 - In Exercises 81 84, write each statement in...Ch. 3.3 - Prob. 82ECh. 3.3 - Prob. 83ECh. 3.3 - Prob. 84ECh. 3.3 - Prob. 85ECh. 3.3 - Prob. 86ECh. 3.3 - Prob. 87ECh. 3.3 - 88. Under which conditions is a conjunction...Ch. 3.3 - Prob. 89ECh. 3.3 - Prob. 90ECh. 3.3 - 91. Describe how to construct a truth table for a...Ch. 3.3 - Prob. 92ECh. 3.3 - Describe how to set up the eight different...Ch. 3.3 - Prob. 94ECh. 3.3 - Make Sense? In Exercises 95-98, determine whether...Ch. 3.3 - Prob. 96ECh. 3.3 - Prob. 97ECh. 3.3 - Prob. 98ECh. 3.3 - Prob. 99ECh. 3.3 - Prob. 100ECh. 3.3 - Prob. 101ECh. 3.3 - Prob. 102ECh. 3.4 - CHECK POINT 1 Construct a truth table for ∼ p → ∼...Ch. 3.4 - CHECK POINT 2 Construct a truth table for and...Ch. 3.4 - CHECK POINT 3 An advertisement makes the following...Ch. 3.4 - CHECK POINT 4 Construct a truth table for ( p ∨ q...Ch. 3.4 - CHECK POINT 5 Consider the underlined claim in the...Ch. 3.4 - 1. A conditional statement, is false only when...Ch. 3.4 - A compound statement that is always true is called...Ch. 3.4 - 3. A biconditional statement, is true only when...Ch. 3.4 - In Exercises 4-7, determine whether each statement...Ch. 3.4 - In Exercises 4-7, determine whether each statement...Ch. 3.4 - In Exercises 4-7, determine whether each statement...Ch. 3.4 - In Exercises 4-7, determine whether each statement...Ch. 3.4 - In Exercises 1-16, construct a truth table for the...Ch. 3.4 - In Exercises 1-16 construct a truth table for the...Ch. 3.4 - In Exercises 1-16, construct a truth table for the...Ch. 3.4 - In Exercises 1-16, construct a truth table for the...Ch. 3.4 - Prob. 5ECh. 3.4 - In Exercises 1-16, construct a truth table for the...Ch. 3.4 - In Exercises 1-16, construct a truth table for the...Ch. 3.4 - In Exercises 1-16, construct a truth table for the...Ch. 3.4 - Prob. 9ECh. 3.4 - In Exercises 1-16, construct a truth table for the...Ch. 3.4 - In Exercises 1-16, construct a truth table for the...Ch. 3.4 - In Exercises 1-16, construct a truth table for the...Ch. 3.4 - In Exercises 1-16, construct a truth table for the...Ch. 3.4 - In Exercises 1-16, construct a truth table for the...Ch. 3.4 - In Exercises 1-16, construct a truth table for the...Ch. 3.4 - In Exercises 1-16, construct a truth table for the...Ch. 3.4 - In Exercises 17-32, construct a truth table for...Ch. 3.4 - In Exercises 17-32, construct a truth table for...Ch. 3.4 - In Exercises 17-32, construct a truth table for...Ch. 3.4 - In Exercises 17-32, construct a truth table for...Ch. 3.4 - In Exercises 17-32, construct a truth table for...Ch. 3.4 - In Exercises 17-32, construct a truth table for...Ch. 3.4 - In Exercises 17-32, construct a truth table for...Ch. 3.4 - In Exercises 17-32, construct a truth table for...Ch. 3.4 - In Exercises 17-32, construct a truth table for...Ch. 3.4 - In Exercises 17-32, construct a truth table for...Ch. 3.4 - In Exercises 17-32, construct a truth table for...Ch. 3.4 - In Exercises 17-32, construct a truth table for...Ch. 3.4 - In Exercises 17-32, construct a truth table for...Ch. 3.4 - In Exercises 17-32, construct a truth table for...Ch. 3.4 - In Exercises 17-32, construct a truth table for...Ch. 3.4 - In Exercises 17-32, construct a truth table for...Ch. 3.4 - In Exercises 33-36, use a truth table to determine...Ch. 3.4 - In Exercises 33-56, use a truth table to determine...Ch. 3.4 - In Exercises 33-56, use a truth table to determine...Ch. 3.4 - In Exercises 33-56, use a truth table to determine...Ch. 3.4 - In Exercises 33-56, use a truth table to determine...Ch. 3.4 - In Exercises 33-56, use a truth table to determine...Ch. 3.4 - In Exercises 33-56, use a truth table to determine...Ch. 3.4 - In Exercises 33-56, use a truth table to determine...Ch. 3.4 - In Exercises 33-56, use a truth table to determine...Ch. 3.4 - In Exercises 33-56, use a truth table to determine...Ch. 3.4 - In Exercises 33-56, use a truth table to determine...Ch. 3.4 - In Exercises 33-56, use a truth table to determine...Ch. 3.4 - In Exercises 33-56, use a truth table to determine...Ch. 3.4 - In Exercises 33-56, use a truth table to determine...Ch. 3.4 - Prob. 47ECh. 3.4 - Prob. 48ECh. 3.4 - Prob. 49ECh. 3.4 - Prob. 50ECh. 3.4 - Prob. 51ECh. 3.4 - Prob. 52ECh. 3.4 - Prob. 53ECh. 3.4 - Prob. 54ECh. 3.4 - Prob. 55ECh. 3.4 - Prob. 56ECh. 3.4 - In Exercises 57-64,
a. Write each statement in...Ch. 3.4 - In Exercises 57-64,
a. Write each statement in...Ch. 3.4 - In Exercises 57-64, a. Write each statement in...Ch. 3.4 - In Exercises 57-64, a. Write each statement in...Ch. 3.4 - In Exercises 57-64,
a. Write each statement in...Ch. 3.4 - In Exercises 57-64,
a. Write each statement in...Ch. 3.4 - Prob. 63ECh. 3.4 - In Exercises 57-64,
a. Write each statement in...Ch. 3.4 - Prob. 65ECh. 3.4 - Prob. 66ECh. 3.4 - Prob. 67ECh. 3.4 - In Exercises 65-74, determine the truth value for...Ch. 3.4 - Prob. 69ECh. 3.4 - Prob. 70ECh. 3.4 - Prob. 71ECh. 3.4 - Prob. 72ECh. 3.4 - Prob. 73ECh. 3.4 - Prob. 74ECh. 3.4 - Prob. 75ECh. 3.4 - Prob. 76ECh. 3.4 - Prob. 77ECh. 3.4 - Prob. 78ECh. 3.4 - Prob. 79ECh. 3.4 - Prob. 80ECh. 3.4 - Prob. 81ECh. 3.4 - In Exercises 79-82, construct a truth table for...Ch. 3.4 - In Exercises 83-86, write each statement in...Ch. 3.4 - In Exercises 83-86, write each statement in...Ch. 3.4 - Prob. 85ECh. 3.4 - In Exercises 83-86, write each statement in...Ch. 3.4 - In Exercises 87-90, write each statement in...Ch. 3.4 - Prob. 88ECh. 3.4 - Prob. 89ECh. 3.4 - Prob. 90ECh. 3.4 - Prob. 91ECh. 3.4 - Prob. 92ECh. 3.4 - Prob. 93ECh. 3.4 - Prob. 94ECh. 3.4 - Prob. 95ECh. 3.4 - Prob. 96ECh. 3.4 - Make Sense? In Exercises 96 - 99, determine...Ch. 3.4 - Make Sense? In Exercises 96 - 99, determine...Ch. 3.4 - Make Sense? In Exercises 96 - 99, determine...Ch. 3.4 - Prob. 100ECh. 3.4 - Prob. 101ECh. 3.4 - In Exercises 101-102, the headings for the columns...Ch. 3.5 - In Exercises 51-56, a. Express each statement in...Ch. 3.5 - In Exercises 43-52, a. Write each statement in...Ch. 3.5 -
Ch. 3.5 - Prob. 4CPCh. 3.5 - Prob. 5CPCh. 3.5 - Fill in each blank so that the resulting statement...Ch. 3.5 - Prob. 2CVCCh. 3.5 - Prob. 3CVCCh. 3.5 - Prob. 4CVCCh. 3.5 - Fill in each blank so that the resulting statement...Ch. 3.5 - Prob. 6CVCCh. 3.5 - Prob. 7CVCCh. 3.5 -
Ch. 3.5 - Prob. 2ECh. 3.5 - Prob. 3ECh. 3.5 - In Exercises 59-66, let p, q, and r represent the...Ch. 3.5 - Prob. 5ECh. 3.5 - Prob. 6ECh. 3.5 - Prob. 7ECh. 3.5 - CHECK POINT 2 Construct a truth table for [ ( p →...Ch. 3.5 - Prob. 9ECh. 3.5 - In Exercises 3-14, use a truth table to determine...Ch. 3.5 - Prob. 11ECh. 3.5 - In Exercises 3-14, use a truth table to determine...Ch. 3.5 - In Exercise 3-14, use a truth table to determine...Ch. 3.5 - Prob. 14ECh. 3.5 - 15. Select the statement that is equivalent to
I...Ch. 3.5 - 16. Select the statement that is equivalent...Ch. 3.5 - Prob. 17ECh. 3.5 - 18. Select the statement that is not equivalent...Ch. 3.5 - Prob. 19ECh. 3.5 - In Exercises 19-30, write the converse, inverse,...Ch. 3.5 - Prob. 21ECh. 3.5 - Prob. 22ECh. 3.5 - In Exercises 19-30, write the converse, inverse,...Ch. 3.5 - In Exercises 19-30, write the converse, inverse,...Ch. 3.5 - In Exercise 19-30, write the converse, inverse,...Ch. 3.5 - Prob. 26ECh. 3.5 - Prob. 27ECh. 3.5 - Prob. 28ECh. 3.5 - Prob. 29ECh. 3.5 - Prob. 30ECh. 3.5 - Prob. 31ECh. 3.5 - In Exercises 31-38, express each statement in “if...Ch. 3.5 - Prob. 33ECh. 3.5 - In Exercises 31-38, express each statement in “if...Ch. 3.5 - Prob. 35ECh. 3.5 - In Exercises 31-38, express each statement in “if...Ch. 3.5 - In Exercises 31-38, express each statement in “if...Ch. 3.5 - Prob. 38ECh. 3.5 - Application Exercises The Corruption Perceptions...Ch. 3.5 - Prob. 40ECh. 3.5 - Prob. 41ECh. 3.5 - Prob. 42ECh. 3.5 - 43. Describe how to obtain the contrapositive of a...Ch. 3.5 - Prob. 44ECh. 3.5 - Prob. 45ECh. 3.5 - Prob. 46ECh. 3.5 - Make Sense? In Exercises 47-50, determine whether...Ch. 3.5 - Make Sense? In Exercises 47-50, determine whether...Ch. 3.5 - Prob. 49ECh. 3.5 - Make Sense? In Exercises 47-50, determine whether...Ch. 3.5 - Can you think of an advertisement in which the...Ch. 3.6 - CHECK POINT 1 Write the negation of If you not...Ch. 3.6 - CHECK POINT 2 Write a statement that is equivalent...Ch. 3.6 - CHECK POINT 3 Write a statement that is equivalent...Ch. 3.6 - CHECK POINT 4 Write the negation for each of the...Ch. 3.6 - Prob. 5CPCh. 3.6 - Prob. 1CVCCh. 3.6 - Prob. 2CVCCh. 3.6 - Prob. 3CVCCh. 3.6 - Prob. 4CVCCh. 3.6 - Prob. 5CVCCh. 3.6 - Prob. 1ECh. 3.6 - In Exercises 1-10, write the negation of each...Ch. 3.6 - In Exercises 1-10, write the negation of each...Ch. 3.6 - In Exercises 1-10, write the negation of each...Ch. 3.6 - Prob. 5ECh. 3.6 - Prob. 6ECh. 3.6 - In Exercises 1-10, write the negation of each...Ch. 3.6 - In Exercises 1-10, write the negation of each...Ch. 3.6 - Prob. 9ECh. 3.6 - Prob. 10ECh. 3.6 - In Exercises 11-26, use De Morgan’s laws to write...Ch. 3.6 - In Exercises 11-26, use De Morgan’s laws to write...Ch. 3.6 - In Exercises 11-26, use De Morgan’s laws to write...Ch. 3.6 - Prob. 14ECh. 3.6 - Prob. 15ECh. 3.6 - In Exercises 11-26, use De Morgan’s laws to write...Ch. 3.6 - In Exercises 11-26, use De Morgan’s laws to write...Ch. 3.6 - In Exercises 11-26, use De Morgan’s laws to write...Ch. 3.6 - In Exercises 11-26, use De Morgan’s laws to write...Ch. 3.6 - In Exercises 11-26, use De Morgan’s laws to write...Ch. 3.6 - Prob. 21ECh. 3.6 - In Exercises 11-26, use De Morgan’s laws to write...Ch. 3.6 - In Exercises 11-26, use De Morgan’s laws to write...Ch. 3.6 - In Exercises 11-26, use De Morgan’s laws to write...Ch. 3.6 - Prob. 25ECh. 3.6 - Prob. 26ECh. 3.6 - Prob. 27ECh. 3.6 - In Exercises 27-38, write the negation of each...Ch. 3.6 - In Exercises 27-38, write the negation of each...Ch. 3.6 - Prob. 30ECh. 3.6 - In Exercises 27-38, write the negation of each...Ch. 3.6 - In Exercises 27-38, write the negation of each...Ch. 3.6 - In Exercises 27-38, write the negation of each...Ch. 3.6 - Prob. 34ECh. 3.6 - Prob. 35ECh. 3.6 - Prob. 36ECh. 3.6 - Prob. 37ECh. 3.6 - Prob. 38ECh. 3.6 - Prob. 39ECh. 3.6 - Prob. 40ECh. 3.6 - Prob. 41ECh. 3.6 - Prob. 42ECh. 3.6 - Prob. 43ECh. 3.6 - In Exercises 39-46, determine which, if any, of...Ch. 3.6 - In Exercises 39-46, determine which, if any, of...Ch. 3.6 - Prob. 46ECh. 3.6 - Prob. 47ECh. 3.6 - Prob. 48ECh. 3.6 - In Exercises 47-50, express each statement in “if...Ch. 3.6 - Prob. 50ECh. 3.6 - In Exercises 51-54, write the negation of each...Ch. 3.6 - In Exercises 51-54, write the negation of each...Ch. 3.6 - In Exercises 51-54, write the negation of each...Ch. 3.6 - In Exercises 51-54, write the negation of each...Ch. 3.6 - In Exercises 55-60, a. Use the information given...Ch. 3.6 - In Exercises 55-60, a. Use the information given...Ch. 3.6 - Prob. 57ECh. 3.6 - In Exercises 55-60,
a. Use the information given...Ch. 3.6 - Prob. 59ECh. 3.6 - Prob. 60ECh. 3.6 - 61. Explain how to write the negation of a...Ch. 3.6 - 62. Explain how to write the negation of a...Ch. 3.6 - Prob. 63ECh. 3.6 - Make Sense? In Exercises 64-67, determine whether...Ch. 3.6 - Make Sense? In Exercises 64-67, determine whether...Ch. 3.6 - Make Sense? In Exercises 64-67, determine whether...Ch. 3.6 - Make Sense? In Exercises 64-67, determine whether...Ch. 3.6 - 68. Write the negation for the following...Ch. 3.6 - Write the contrapositive and the negation for the...Ch. 3.7 - CHECK POINT 1 Use a truth table to determine...Ch. 3.7 - CHECK POINT 2 Use a truth table to determine...Ch. 3.7 - Prob. 3CPCh. 3.7 - CHECK POINT 4 Determine whether each argument is...Ch. 3.7 - Prob. 5CPCh. 3.7 - CHECK POINT 6 Draw a valid conclusion from the...Ch. 3.7 - Prob. 1CVCCh. 3.7 - Prob. 2CVCCh. 3.7 - Prob. 3CVCCh. 3.7 - Prob. 4CVCCh. 3.7 - Prob. 5CVCCh. 3.7 - Prob. 6CVCCh. 3.7 - The fallacy of the inverse has the form p → q ∼ p...Ch. 3.7 - True or False: Any argument with true premises is...Ch. 3.7 - True or False: The conclusion of a sound argument...Ch. 3.7 - True or False: Any argument whose premises are p →...Ch. 3.7 - In Exercises 1-14, use a truth table to determine...Ch. 3.7 - In Exercises 1-14, use a truth table to determine...Ch. 3.7 - In Exercises 1-14, use a truth table to determine...Ch. 3.7 - In Exercises 1-14, use a truth table to determine...Ch. 3.7 - Prob. 5ECh. 3.7 - Prob. 6ECh. 3.7 - Prob. 7ECh. 3.7 - In Exercises 1-14, use a truth table to determine...Ch. 3.7 - Prob. 9ECh. 3.7 - Prob. 10ECh. 3.7 - Prob. 11ECh. 3.7 - In Exercises 1-14, use a truth table to determine...Ch. 3.7 - Prob. 13ECh. 3.7 - In Exercises 1-14, use a truth table to determine...Ch. 3.7 - In Exercises 15-42, translate each argument into...Ch. 3.7 - In Exercises 15-42, translate each argument into...Ch. 3.7 - In Exercises 15-42, translate each argument into...Ch. 3.7 - In Exercises 15-42, translate each argument into...Ch. 3.7 - In Exercises 15-42, translate each argument into...Ch. 3.7 - In Exercises 15-42, translate each argument into...Ch. 3.7 - Prob. 21ECh. 3.7 - Prob. 22ECh. 3.7 - In Exercises 15-42, translate each argument into...Ch. 3.7 - In Exercises 15-42, translate each argument into...Ch. 3.7 - In Exercises 15-42, translate each argument into...Ch. 3.7 - In Exercises 15-42, translate each argument into...Ch. 3.7 - Prob. 27ECh. 3.7 - In Exercises 15-42, translate each argument into...Ch. 3.7 - Prob. 29ECh. 3.7 - In Exercises 15-42, translate each argument into...Ch. 3.7 - Prob. 31ECh. 3.7 - Prob. 32ECh. 3.7 - Prob. 33ECh. 3.7 - In Exercises 15-42, translate each argument into...Ch. 3.7 - In Exercises 15-42, translate each argument into...Ch. 3.7 - In Exercises 15-42, translate each argument into...Ch. 3.7 - Prob. 37ECh. 3.7 - In Exercises 15-42, translate each argument into...Ch. 3.7 - In Exercises 15-42, translate each argument into...Ch. 3.7 - In Exercises 15-42, translate each argument into...Ch. 3.7 - In Exercises 15-42, translate each argument into...Ch. 3.7 - Prob. 42ECh. 3.7 - In Exercises 43-50, use the standard forms of...Ch. 3.7 - Prob. 44ECh. 3.7 - Prob. 45ECh. 3.7 - Prob. 46ECh. 3.7 - Prob. 47ECh. 3.7 - In Exercises 43-50, use the standard forms of...Ch. 3.7 - Prob. 49ECh. 3.7 - In Exercises 43-50, use the standard forms of...Ch. 3.7 - Prob. 51ECh. 3.7 - Prob. 52ECh. 3.7 - Prob. 53ECh. 3.7 - Prob. 54ECh. 3.7 - In Exercises 51-58, translate each argument into...Ch. 3.7 - In Exercises 51-58, translate each argument into...Ch. 3.7 - In Exercises 51-58, translate each argument into...Ch. 3.7 - In Exercises 51-58, translate each argument into...Ch. 3.7 - Prob. 59ECh. 3.7 - Prob. 60ECh. 3.7 - Prob. 61ECh. 3.7 - Prob. 62ECh. 3.7 - If we allow physician-assisted suicide for those...Ch. 3.7 - 64. Of course there are extraterrestrials. Haven’t...Ch. 3.7 - Prob. 65ECh. 3.7 - Prob. 66ECh. 3.7 - Each of my three uncles smoked two packs of...Ch. 3.7 - You once cheated on tests. I know this because...Ch. 3.7 - Prob. 69ECh. 3.7 - Prob. 70ECh. 3.7 - Prob. 71ECh. 3.7 - The reason I hurt your arm is because you hurt me...Ch. 3.7 - Prob. 73ECh. 3.7 - I know, without even looking, that question #17 on...Ch. 3.7 - 75. Describe what is meant by a valid argument.
Ch. 3.7 - Prob. 76ECh. 3.7 - Prob. 77ECh. 3.7 - Write an original argument in words for the...Ch. 3.7 - Write an original argument in words for the...Ch. 3.7 - Prob. 80ECh. 3.7 - Prob. 81ECh. 3.7 - In Exercises 82-85, use Limbaugh’s argument to...Ch. 3.7 - Prob. 83ECh. 3.7 - In Exercises 82-85, use Limbaugh’s argument to...Ch. 3.7 - Prob. 85ECh. 3.7 - Write an original argument in words that has a...Ch. 3.7 - Draw a valid conclusion form the given premises....Ch. 3.7 - Prob. 88ECh. 3.7 - Prob. 89ECh. 3.8 - CHECK POINT 1 Use Euler diagrams to determine...Ch. 3.8 - Prob. 2CPCh. 3.8 - Prob. 3CPCh. 3.8 - Prob. 4CPCh. 3.8 - Prob. 5CPCh. 3.8 - Prob. 6CPCh. 3.8 - Prob. 1CVCCh. 3.8 - Prob. 2CVCCh. 3.8 - Prob. 3CVCCh. 3.8 - Prob. 4CVCCh. 3.8 - Prob. 5CVCCh. 3.8 - Fill in each blank so that the resulting statement...Ch. 3.8 - Prob. 1ECh. 3.8 - Prob. 2ECh. 3.8 - Prob. 3ECh. 3.8 - Prob. 4ECh. 3.8 - Prob. 5ECh. 3.8 - Prob. 6ECh. 3.8 - Prob. 7ECh. 3.8 - In Exercises 1-24, use Euler diagrams to determine...Ch. 3.8 - In Exercises 1-24, use Euler diagrams to determine...Ch. 3.8 - Prob. 10ECh. 3.8 - Prob. 11ECh. 3.8 - In Exercises 1-24, use Euler diagrams to determine...Ch. 3.8 - Prob. 13ECh. 3.8 - Prob. 14ECh. 3.8 - Prob. 15ECh. 3.8 - In Exercises 1-24, use Euler diagrams to determine...Ch. 3.8 - In Exercises 1-24, use Euler diagrams to determine...Ch. 3.8 - In Exercises 1-24, use Euler diagrams to determine...Ch. 3.8 - Prob. 19ECh. 3.8 - Prob. 20ECh. 3.8 - Prob. 21ECh. 3.8 - In Exercises 1-24, use Euler diagrams to determine...Ch. 3.8 - Prob. 23ECh. 3.8 - Prob. 24ECh. 3.8 - Prob. 25ECh. 3.8 - Prob. 26ECh. 3.8 - Prob. 27ECh. 3.8 - Prob. 28ECh. 3.8 - Prob. 29ECh. 3.8 - Prob. 30ECh. 3.8 - Prob. 31ECh. 3.8 - Prob. 32ECh. 3.8 - Prob. 33ECh. 3.8 - Prob. 34ECh. 3.8 - Prob. 35ECh. 3.8 - Prob. 36ECh. 3.8 - Prob. 37ECh. 3.8 - In the Sixth Meditation, Descartes writes I first...Ch. 3.8 - Prob. 39ECh. 3.8 - Prob. 40ECh. 3.8 - 41. Under what circumstances should Euler diagrams...Ch. 3.8 - Prob. 42ECh. 3.8 - I made Euler diagrams for the premises of an...Ch. 3.8 - Prob. 44ECh. 3.8 - Prob. 45ECh. 3.8 - 46. Write an example of an argument with two...Ch. 3.8 - Prob. 47ECh. 3.8 - Prob. 48ECh. 3.8 - 49. Supply the missing first premise that will...Ch. 3 - In Exercises 1-6, let p, q, and r represent the...Ch. 3 - In Exercises 1-6, let p, q, and r represent the...Ch. 3 - In Express 1-6, let p, q, and r represent the...Ch. 3 - In Exercises 1-6, let p, q, and r represent the...Ch. 3 - In Exercises 1-6, let p, q, and r represent the...Ch. 3 - Prob. 6RECh. 3 - In Exercises 7-12, let p, q, and r represent the...Ch. 3 - In Exercises 7-12, let p, q, and r represent the...Ch. 3 - In Exercises 7-12, let p, q, and r represent the...Ch. 3 - Prob. 10RECh. 3 - Prob. 11RECh. 3 - Prob. 12RECh. 3 - In Exercises 13-16, write the negation of each...Ch. 3 - Prob. 14RECh. 3 - In Exercises 13-16, write the negation of each...Ch. 3 - Prob. 16RECh. 3 - The speaker stated that, “All new taxes are for...Ch. 3 - Prob. 18RECh. 3 - Prob. 19RECh. 3 - Prob. 20RECh. 3 - Prob. 21RECh. 3 - Prob. 22RECh. 3 - Prob. 23RECh. 3 - Prob. 24RECh. 3 - Prob. 25RECh. 3 - In Exercises 26-27, a. Write each statement in...Ch. 3 - In Exercises 26-27, a. Write each statement in...Ch. 3 - Prob. 28RECh. 3 - Prob. 29RECh. 3 - Prob. 30RECh. 3 - Prob. 31RECh. 3 - Prob. 32RECh. 3 - Prob. 33RECh. 3 - Prob. 34RECh. 3 - 35. a. use a truth table to show that and are...Ch. 3 - 36. Select the statement that is equivalent to
Joe...Ch. 3 - In Exercises 37-38, use a truth table to determine...Ch. 3 - In Exercises 37-38, use a truth table to determine...Ch. 3 - Prob. 39RECh. 3 - Prob. 40RECh. 3 - Prob. 41RECh. 3 - In Exercises 39-42, write the converse, inverse,...Ch. 3 - Prob. 43RECh. 3 - Prob. 44RECh. 3 - Prob. 45RECh. 3 - Prob. 46RECh. 3 - In Exercises 46-48, use De Morgan’s laws to write...Ch. 3 - Prob. 48RECh. 3 - Prob. 49RECh. 3 - Prob. 50RECh. 3 - Prob. 51RECh. 3 - In Exercises 52-55, determine which, if any, of...Ch. 3 - Prob. 53RECh. 3 - Prob. 54RECh. 3 - Prob. 55RECh. 3 - In Exercises 56-57, use a truth table to determine...Ch. 3 - Prob. 57RECh. 3 - In Exercises 58-63, translate each argument into...Ch. 3 - Prob. 59RECh. 3 - Prob. 60RECh. 3 - Prob. 61RECh. 3 - Prob. 62RECh. 3 - Prob. 63RECh. 3 - In Exercises 64-69, use Euler diagrams to...Ch. 3 - In Exercises 64-69, use Euler diagrams to...Ch. 3 - Prob. 66RECh. 3 - Prob. 67RECh. 3 - Prob. 68RECh. 3 - Prob. 69RECh. 3 - Use the following representations in Exercises...Ch. 3 - Use the following representations in Exercises...Ch. 3 - Use the following representations in Exercises...Ch. 3 - Use the following representations in Exercises...Ch. 3 - Use the following representations in Exercises...Ch. 3 - Prob. 6TCh. 3 - In Exercises 7-8, write the negation of the...Ch. 3 - In Exercises 7-8, write the negation of the...Ch. 3 - In Exercises 9-11, construct a truth table for the...Ch. 3 - In Exercises 9-11, construct a truth table for the...Ch. 3 - In Exercises 9-11, construct a truth table for the...Ch. 3 - 12. Write the following statement in symbolic form...Ch. 3 - In Exercises 13-14, determine the truth value for...Ch. 3 - In Exercises 13-14, determine the truth value for...Ch. 3 - 15. The bar graph shows that as costs changed over...Ch. 3 - 16. Select the statement below that is equivalent...Ch. 3 - Prob. 17TCh. 3 - 18. Write the converse and the inverse of the...Ch. 3 - 19. Write the negation of the following...Ch. 3 - Prob. 20TCh. 3 - Prob. 21TCh. 3 - Prob. 22TCh. 3 - In Exercises 22-23, determine which, if any, of...Ch. 3 - Determine whether each argument in Exercises 24-29...Ch. 3 - Prob. 25TCh. 3 - Prob. 26TCh. 3 - Determine whether each argument in Exercises 24-29...Ch. 3 - Prob. 28TCh. 3 - Determine whether each argument in Exercises 24-29...
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Propositional Logic - Discrete math; Author: Charles Edeki - Math Computer Science Programming;https://www.youtube.com/watch?v=rL_8y2v1Guw;License: Standard YouTube License, CC-BY
DM-12-Propositional Logic-Basics; Author: GATEBOOK VIDEO LECTURES;https://www.youtube.com/watch?v=pzUBrJLIESU;License: Standard Youtube License
Lecture 1 - Propositional Logic; Author: nptelhrd;https://www.youtube.com/watch?v=xlUFkMKSB3Y;License: Standard YouTube License, CC-BY
MFCS unit-1 || Part:1 || JNTU || Well formed formula || propositional calculus || truth tables; Author: Learn with Smily;https://www.youtube.com/watch?v=XV15Q4mCcHc;License: Standard YouTube License, CC-BY